<template>
    <el-dialog :title="showTitle" :visible="showDialog" @close="close">
        <el-form ref="addDept" :model="FormData" :rules="rules" label-width="120px">
            <el-form-item prop="name" label="部门名称">
                <el-input v-model="FormData.name" placeholder="2-10个字符" style="width: 80%" size="mini" />
            </el-form-item>
            <el-form-item prop="code" label="部门编码">
                <el-input v-model="FormData.code" placeholder="2-10个字符" style="width: 80%" size="mini" />
            </el-form-item>
            <el-form-item prop="managerId" label="部门负责人">
                <el-select v-model="FormData.managerId" placeholder="请选择负责人" style="width: 80%" size="mini">
                    <!-- 下拉选项 循环 负责人数据 label表示显示的字段 value 存储字段 -->
                    <el-option v-for="item in managerList" 
                    :key="item.id" 
                    :label="item.username" 
                    :value="item.id" />
                </el-select>
            </el-form-item>
            <el-form-item prop="introduce" label="部门介绍">
                <el-input v-model="FormData.introduce" placeholder="1-100个字符" type="textarea" size="mini" :rows="4"
                    style="width: 80%" />
            </el-form-item>
            <el-form-item>
                <!-- 按钮 -->
                <el-row type="flex" justify="center">
                    <el-col :span="12">
                        <el-button @click="btnOK" size="mini" type="primary">确定</el-button>
                        <el-button @click="close" size="mini">取消</el-button>
                    </el-col>
                </el-row>
            </el-form-item>
        </el-form>
    </el-dialog>
</template>
<script>
import { getDepartment, getManagerList } from '@/api/department.js'
import {addDepartment,getDepartmentDetail,updateDepartment} from '@/api/department.js'
export default {
    data() {
        return {
            managerList: [],
            FormData: {
                code: '', // 部门编码
                introduce: '', // 部门介绍
                managerId: '', // 部门负责人id
                name: '', // 部门名称
                pid: '' // 父级部门的id
            },
            rules: {
                code: [{ required: true, message: '部门编码不能为空', trigger: 'blur' },
                {
                    min: 2,
                    max: 10,
                    message: '部门编码长度为2-10个字符',
                    trigger: 'blur'
                },
                //部门编码不可以重复
                {
                    trigger: 'blur',
                    validator: async (rule, value, callback) => {
                        //value就是输入的编码
                        let result = await getDepartment()
                        //判断是否是编辑模式
                        if(this.FormData.id){
                            result = result.filter(item=>item.id !== this.FormData.id)
                        }
                        //result数组是否存在value值
                        if (result.some(item => item.code === value)) {
                            callback(new Error('部门编码已存在'))
                        } else {
                            callback()
                        }
                    }
                }
                ], // 部门编码
                introduce: [{ required: true, message: '部门介绍不能为空', trigger: 'blur' },
                {
                    min: 1,
                    max: 100,
                    message: '部门介绍长度为1-100个字符',
                    trigger: 'blur'
                }], // 部门介绍
                managerId: [{ required: true, message: '部门负责人id不能为空', trigger: 'blur' }], // 部门负责人id
                name: [{ required: true, message: '部门名称不能为空', trigger: 'blur' },
                {
                    min: 2,
                    max: 10,
                    message: '部门名称长度为2-10个字符',
                    trigger: 'blur'
                },
                {
                    trigger: 'blur',
                    //自定义校验模式
                    //value就是输入的编码
                    validator: async (rule, value, callback) => {
                        let result = await getDepartment()
                        // console.log(result);
                        //判断是否是编辑模式
                        if(this.FormData.id){
                            result = result.filter(item=>item.id !== this.FormData.id)
                        }
                        //result数组中是否存在value值
                        if (result.some(item => item.name === value)) {
                            callback(new Error('部门名称已存在'))
                        } else {
                            callback()
                        }
                    }
                }], // 部门名称
                // pid: [] // 父级部门的id
            }
        }
    },
    props: {
        showDialog: {
            type: Boolean,
            default: false
        },
        currentNodeId:{
            type:Number,
            default:null
        }

    },
    created() {
        this.getManagerList()
        // this.getDepartmentDetail()
    },
    computed:{
        showTitle(){
            return this.FormData.id ? '编辑部门' : '新增部门'
        }
    },
    methods: {
        close() {
            //修改父组件的值  子传父
            //resetFilelds只能重置在模板中绑定的数据
           this.FormData= {
                code: '', // 部门编码
                introduce: '', // 部门介绍
                managerId: '', // 部门负责人id
                name: '', // 部门名称
                pid: '' // 父级部门的id
            }
            this.$refs.addDept.resetFields()//重置表单
            this.$emit('update:showDialog', false)
        },
        async getManagerList() {
            this.managerList = await getManagerList()
        },
        btnOK(){
            this.$refs.addDept.validate(async isOK=>{
                // console.log(isOK);
                
                if(isOK){
                    let msg = '新增'
                    if(this.FormData.id){
                        //编辑场景
                        msg = '更新'
                        await updateDepartment(this.FormData)

                    }else{
                        //新增场景
                        await addDepartment({...this.FormData,pid:this.currentNodeId})
                    }
                    
                   //通知父组件更新
                this.$emit('updateDepartment')
                //提示消息
                this.$message.success(`${msg}部门成功`)
                // this.$message.success(msg+'部门成功')
                this.close()
                }
                
            })
        },
        //获取组织的详情
       async getDepartmentDetail(){
          this.FormData =  await getDepartmentDetail(this.currentNodeId)
        }
        
    }
}
</script>
  